53513177250 has 64 divisors (see below), whose sum is σ = 143843446656. Its totient is φ = 13172472000.

The previous prime is 53513177243. The next prime is 53513177251. The reversal of 53513177250 is 5277131535.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 53513177199 and 53513177208.

It is not an unprimeable number, because it can be changed into a prime (53513177251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2734516 + ... + 2754015.

It is an arithmetic number, because the mean of its divisors is an integer number (2247553854).

Almost surely, 2^53513177250 is an apocalyptic number.

53513177250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53513177250 is an abundant number, since it is smaller than the sum of its proper divisors (90330269406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53513177250 is a wasteful number, since it uses less digits than its factorization.

53513177250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488564 (or 5488554 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 39.

The spelling of 53513177250 in words is "fifty-three billion, five hundred thirteen million, one hundred seventy-seven thousand, two hundred fifty".